Amazon has a Contigo 20 oz SnapSeal Stainless Travel Mug Sale, $8.99 (reg. $20) with free shipping $49 or Prime. The Snapseal travel mug has a one-piece leak-proof lid that allows for quick and easy cleaning while preventing leaks. The SNAPSEAL lid easily snaps up for drinking and snaps closed to seal once you’ve finished. This sells for $15+ on Amazon from next cheapest.